Duncan Brown, Rhys Evans a Hywel Roberts sy'n trafod pynciau o fyd natur gyda Gerallt Pennant. Gerallt Pennant and guests discuss nature, wildlife and conservation. Show more
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Duncan Brown, Rhys Evans a Hywel Roberts sy'n trafod pynciau o fyd natur gyda Gerallt Pennant. Gerallt Pennant and guests discuss nature, wildlife and conservation. Show more